. Excessive bleeding due to slowed blood clotting is a symptom of vitamin _____ deficiency

A. A
B. D
C. E
D. K
E. C


D

Anatomy & Physiology

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Which is not correct about the left lung?

A.   It is slightly smaller than the right lung. B.   It has a cardiac impression. C.   It has a cardiac notch. D.   It has 2 lobes and 1 fissure. E.   It has an esophageal depression.

Anatomy & Physiology

What feature of intercalated discs allows electrical signals to pass directly from one cell to the next?

A. Interdigitating folds B. Gap junctions C. Desmosomes D. Fascia adherens E. Mechanical junctions

Anatomy & Physiology

Trauma to the lip (a lip bite) could lead to which of the following conditions?

A. Ranula B. Sialolith C. Mucocele D. Mumps

Anatomy & Physiology

Which of the following statements is TRUE regarding skeletal-muscle contraction?

A. Only one cross-bridge cycle can occur when the [Ca2+] is elevated in the cytosol; in order to undergo a second cycle, [Ca2+] must be sequestered in the sarcoplasmic reticulum and released again. B. ATP hydrolysis products must be removed from myosin before it can bind to actin. C. Binding of myosin to actin takes place when [Ca2+] increases in the cytosol. D. A single twitch in skeletal muscle lasts the same length of time as the action potential that causes it. E. The powerstroke of the cross-bridge cycle occurs simultaneously with ATP being hydrolyzed into ADP and Pi.

Anatomy & Physiology